@misc{indiciaebd2151a15a24,
  title = {A portable, adjustable forced vital capacity simulator for routine spirometer calibration.},
  author = {H W Glindmeyer and S T Anderson and R G Kern and J Hughes},
  year = {1980},
  doi = {10.1164/arrd.1980.121.3.599},
  url = {https://pubmed.ncbi.nlm.nih.gov/7416587/},
  note = {Source identifier: 7416587}
}